Raccoon River Park Weather Forecast

    • 69
    • 84

    Chance Rain Showers

    • 71
    • 93

    Rain Showers

    • 61
    • 83

    Chance Rain Showers

    • 62
    • 82

    Mostly Sunny

    • 66
    • 86

    Chance Thunderstorms

    • 62
    • 83

    Chance Thunderstorms

Today 7 Sep Polk

Mostly cloudy this Morning, then becoming partly sunny. A slight chance of Thunderstorms this morning. A slight chance of Showers. Highs in the lower 80s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 7 Sep Polk

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 60s. Southeast Winds 10 to 15 Mph.

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  • Temperature Real-Time

Raccoon River Park Temperature Statistics

September Temperature

Des Moines International Airport (3.7 miles)

  • Lowest 4 September, 2026

    75 °F

  • Average September

    86 °F

  • Highest 1 September, 2026

    96.7 °F

Climate (2021–2026)

Des Moines International Airport (3.7 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    63.5 °F
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